Amirthaveni, M., and C. Shrilakshmi. “Effect of Supplementation of Beta-Carotene and Ascorbic Acid on Lipid Profile of the Cardiovascular Patients”. The Indian Journal of Nutrition and Dietetics, vol. 40, no. 7, July 2003, pp. 238-44, http://www.informaticsjournals.com/index.php/ijnd/article/view/6679.